configure.ac: Check for optional dependency on zlib for id3demux

Original commit message from CVS:
* configure.ac:
Check for optional dependency on zlib for id3demux

* gst/id3demux/Makefile.am:
* gst/id3demux/gstid3demux.c: (gst_gst_id3demux_get_type),
(gst_id3demux_base_init), (gst_id3demux_class_init),
(gst_id3demux_reset), (gst_id3demux_init), (gst_id3demux_dispose),
(gst_id3demux_add_srcpad), (gst_id3demux_remove_srcpad),
(gst_id3demux_trim_buffer), (gst_id3demux_chain),
(gst_id3demux_set_property), (gst_id3demux_get_property),
(id3demux_get_upstream_size), (gst_id3demux_srcpad_event),
(gst_id3demux_read_id3v1), (gst_id3demux_read_id3v2),
(gst_id3demux_sink_activate), (gst_id3demux_src_activate_pull),
(gst_id3demux_src_checkgetrange), (gst_id3demux_read_range),
(gst_id3demux_src_getrange), (gst_id3demux_change_state),
(gst_id3demux_pad_query), (gst_id3demux_get_query_types),
(simple_find_peek), (simple_find_suggest),
(gst_id3demux_do_typefind), (gst_id3demux_send_tag_event),
(plugin_init):
* gst/id3demux/gstid3demux.h:
* gst/id3demux/id3tags.c: (read_synch_uint),
(id3demux_read_id3v1_tag), (id3demux_read_id3v2_tag),
(id3demux_id3v2_frame_hdr_size), (convert_fid_to_v240),
(id3demux_id3v2_frames_to_tag_list):
* gst/id3demux/id3tags.h:
* gst/id3demux/id3v2.4.0-frames.txt:
* gst/id3demux/id3v2.4.0-structure.txt:
* gst/id3demux/id3v2frames.c: (id3demux_id3v2_parse_frame),
(parse_comment_frame), (parse_text_identification_frame),
(id3v2_tag_to_taglist), (parse_split_strings):
All new LGPL id3 demuxer. Can use zlib for compressed frames,
otherwise it discards them. Works on my test files.

* gst/wavparse/gstwavparse.c: (gst_wavparse_loop):
Don't send EOS to a non-existing srcpad
The debug category can be static

1 files changed, 79 insertions, 0 deletions

diff --git a/gst/id3demux/gstid3demux.h b/gst/id3demux/gstid3demux.h
new file mode 100644
index 00000000..46ae6f1e
--- /dev/null
+++ b/gst/id3demux/gstid3demux.h
@@ -0,0 +1,79 @@
+/* Copyright 2005 Jan Schmidt <thaytan@mad.scientist.com>
+ * Copyright (C) 2003-2004 Benjamin Otte <otte@gnome.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_ID3DEMUX_H__
+#define __GST_ID3DEMUX_H__
+
+#include <gst/gst.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_ID3DEMUX \
+  (gst_gst_id3demux_get_type())
+#define GST_ID3DEMUX(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ID3DEMUX,GstID3Demux))
+#define GST_ID3DEMUX_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ID3DEMUX,GstID3Demux))
+#define GST_IS_ID3DEMUX(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ID3DEMUX))
+#define GST_IS_ID3DEMUX_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ID3DEMUX))
+
+typedef struct _GstID3Demux      GstID3Demux;
+typedef struct _GstID3DemuxClass GstID3DemuxClass;
+
+typedef enum {
+  GST_ID3DEMUX_READID3V2,
+  GST_ID3DEMUX_TYPEFINDING,
+  GST_ID3DEMUX_STREAMING
+} GstID3DemuxState;
+
+struct _GstID3Demux
+{
+  GstElement element;
+
+  GstPad *sinkpad, *srcpad;
+
+  /* Number of bytes to remove from the start of file (ID3v2) */
+  guint strip_start;
+  /* Number of bytes to remove from the end of file (ID3v1) */
+  guint strip_end;
+  
+  gint64 upstream_size;
+
+  GstID3DemuxState state;
+  GstBuffer *collect;
+  GstCaps *src_caps;
+  
+  gboolean prefer_v1;
+  GstTagList *event_tags;
+  GstTagList *parsed_tags;
+  gboolean send_tag_event;
+};
+
+struct _GstID3DemuxClass 
+{
+  GstElementClass parent_class;
+};
+
+GType gst_gst_id3demux_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_ID3DEMUX_H__ */